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Only one coin from VTC/ZCash can be mined at a time on GPU, but Monero can be mined on CPU at the same time :)

Monero can be merged mined thus giving more profits. https://minergate.com/blog/merged-mining-with-monero/

But the best solution would be probably to use NiceHash or some multipool that automatically switches coins and does autopayouts :) gonna need to do some research.

multipool that automatically switches coins and does autopayouts is better